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76 lines
1.6 KiB
76 lines
1.6 KiB
# SPDX-License-Identifier: GPL-2.0 |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/mfd/allwinner,sun4i-a10-ts.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Allwinner A10 Resistive Touchscreen Controller Device Tree Bindings |
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maintainers: |
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- Chen-Yu Tsai <[email protected]> |
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- Maxime Ripard <[email protected]> |
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properties: |
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"#thermal-sensor-cells": |
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const: 0 |
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compatible: |
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enum: |
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- allwinner,sun4i-a10-ts |
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- allwinner,sun5i-a13-ts |
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- allwinner,sun6i-a31-ts |
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reg: |
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maxItems: 1 |
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interrupts: |
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maxItems: 1 |
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allwinner,ts-attached: |
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$ref: /schemas/types.yaml#/definitions/flag |
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description: A touchscreen is attached to the controller |
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allwinner,tp-sensitive-adjust: |
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$ref: /schemas/types.yaml#/definitions/uint32 |
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minimum: 0 |
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maximum: 15 |
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default: 15 |
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description: Sensitivity of pen down detection |
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allwinner,filter-type: |
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$ref: /schemas/types.yaml#/definitions/uint32 |
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minimum: 0 |
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maximum: 3 |
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default: 1 |
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description: | |
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Select median and averaging filter. Sample used for median / |
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averaging filter: |
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0: 4/2 |
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1: 5/3 |
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2: 8/4 |
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3: 16/8 |
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required: |
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- "#thermal-sensor-cells" |
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- compatible |
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- reg |
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- interrupts |
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additionalProperties: false |
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examples: |
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- | |
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rtp: rtp@1c25000 { |
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compatible = "allwinner,sun4i-a10-ts"; |
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reg = <0x01c25000 0x100>; |
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interrupts = <29>; |
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allwinner,ts-attached; |
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#thermal-sensor-cells = <0>; |
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/* sensitive/noisy touch panel */ |
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allwinner,tp-sensitive-adjust = <0>; |
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allwinner,filter-type = <3>; |
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}; |
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...
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